cypher

noun/ˈsaɪfər/

Frequency rank: #15,676 of 20,003 in the WORDED list (wordfreq data)

Meaning

a secret or disguised way of writing; a code used to encrypt messages.

Illustration for the English word “cypher”

Example sentence

The spy sent his message in cypher so that only his allies could read it.

Synonyms & related words

More words in ranks 15,601–15,700